can referee
Regelmä&szlig;iges Verb: referee - refereed- refereed

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I can referee
you can referee
he can referee
we can referee
you can referee
they can referee 	I can be refereeing
you can be refereeing
he can be refereeing
we can be refereeing
you can be refereeing
they can be refereeing	I can have refereed
you can have refereed
he can have refereed
we can have refereed
you can have refereed
they can have refereed	I can have been refereeing
you can have been refereeing
he can have been refereeing
we can have been refereeing
you can have been refereeing
they can have been refereeing	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I cannot referee
you cannot referee
he cannot referee
we cannot referee
you cannot referee
they cannot referee 	I cannot be refereeing
you cannot be refereeing
he cannot be refereeing
we cannot be refereeing
you cannot be refereeing
they cannot be refereeing	I cannot have refereed
you cannot have refereed
he cannot have refereed
we cannot have refereed
you cannot have refereed
they cannot have refereed	I cannot have been refereeing
you cannot have been refereeing
he cannot have been refereeing
we cannot have been refereeing
you cannot have been refereeing
they cannot have been refereeing	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
can I referee?
can you referee?
can he referee?
can we referee?
can you referee?
can they referee? 	can I be refereeing?
can you be refereeing?
can he be refereeing?
can we be refereeing?
can you be refereeing?
can they be refereeing? 	can I have refereed?
can you have refereed?
can he have refereed?
can we have refereed?
can you have refereed?
can they have refereed? 	can I have been refereeing?
can you have been refereeing?
can he have been refereeing?
can we have been refereeing?
can you have been refereeing?
can they have been refereeing? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
can I not referee?
can you not referee?
can he not referee?
can we not referee?
can you not referee?
can they not referee? 	can I not be refereeing?
can you not be refereeing?
can he not be refereeing?
can we not be refereeing?
can you not be refereeing?
can they not be refereeing? 	can I not have refereed?
can you not have refereed?
can he not have refereed?
can we not have refereed?
can you not have refereed?
can they not have refereed? 	can I not have been refereeing?
can you not have been refereeing?
can he not have been refereeing?
can we not have been refereeing?
can you not have been refereeing?
can they not have been refereeing?